Super September 2021 selected products
$600.00 - $700.00
Min. Order : 10 Tons

red round flexible plastic internal galvanized steel zinc 28mm esd pe abs coated lean pipe for lean tube system

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Quick Details

Port: Xingang,Tianjin
Payment Terms: L/C,T/T
Supply Ability: 560000 Ton/Tons per Month round steel pipe
Company Advantage: Good Quality, Quick Delivery
Secondary Or Not: Non-secondary
Place of Origin: China
Tolerance: ±5%
End protector: Plastic caps
Standard: API,API 5L
Material: Carbon Steel
Processing Service: Cutting
Payment terms: TT , LC
Section Shape: ROUND
Business type: both manufacturer and exporter
Thickness: 0.5 - 20 mm
Type: Welded Steel Pipe
Length: 1.5-6.5m
Product name: fire pipeline fire main firefighting pipes
Ends: Threaded
Anti Rust Treatment: ZINC COATED
Packaging Detail: OD 219mm and below In hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles 25 tons/container and 5 tons/size for a trial order; For 20" container the max length is 5.8m; For 40" container the max length is 11.8m.
Tianjin Youfa International Trade Co., Ltd.
Manufacturer, Trading Company
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On-time delivery rate
US$ 6,100,000+
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Biggest manufacturer

Tianjin Youfa steel pipe Group co.,ltd was founded on July 2000, located at Daqiuzhuang village,Tianjin city, which is a large-scale steel pipe manufacturing enterprise producing ERW Steel pipe, hot-dipped galvanized steel pipe, SSAW steel pipe, square/rectangular steel pipe.

Youfa Steel Pipe Advantange:

1. 100% after-sales quality and quantity assurance.

     2. Professional sales manager quickly reply within 24 hours.

         3. Large Stock for regular sizes.

             4. Free sample 20cm high quality.

                 5. Strong produce capability and capital flow.

Product Description


Product Name red round flexible plastic internal galvanized steel zinc 28mm esd pe abs coated lean pipe for lean tube system 
Steel Grade Q195 = S195 / A53 Grade A
Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2
Q355 = S355JR / A500 Grade B Grade C
Standard ASTM A53, ASTM A500, ASTM A795
GB/T3091, GB/T13793
Surface Coating

Hot dip galvanized zinc coating 30um or above

Painted black or red

Pipe Ends Plain ends or Threaded ends or Grooved ends or Beveled ends
Certificates ISO 9001 / ISO 18001 / ISO 14001 / BSI / UL / FM
Trade terms


Payment terms T/T, LC
Delivery time 35-50 days (based on quantity) after receiving advanced payment by T/T or LC .
Main market Southeast Asia, South Asia, Middle East, Europe, Middle&South America, Africa and Oceania



DN OD OD (mm) ASTM A53 GRA / B BS1387 EN10255
MM INCH MM (mm) (mm) (mm) (mm) (mm)
15 1/2” 21.3 2.11 2.77 2 2.6 -
20 3/4” 26.7 2.11 2.87 2.3 2.6 3.2
25 1” 33.4 2.77 3.38 2.6 3.2 4
32 1-1/4” 42.2 2.77 3.56 2.6 3.2 4
40 1-1/2” 48.3 2.77 3.68 2.9 3.2 4
50 2” 60.3 2.77 3.91 2.9 3.6 4.5
65 2-1/2” 73 3.05 5.16 3.2 3.6 4.5
80 3” 88.9 3.05 5.49 3.2 4 5
100 4” 114.3 3.05 6.02 3.6 4.5 5.4
125 5” 141.3 3.4 6.55 - 5 5.4
150 6” 168.3 3.4 7.11 - 5 5.4
200 8” 219.1 3.76 8.18 - - -



Standards ASTM A53 / API 5L ISO65 JIS3444 BS1387 / EN10255 GB/T3091
Steel Grade Gr. A   STK290 S195 Q195
Gr. B STK400 S235 Q235
Gr. C   STK500 S355 Q355




Galvanized steel pipe ends can be NPT threaded, BSP threaded, Grooved, Beveled or Shouldered or Punched with holes according to requirement. 
galvanized piep ends

Galvanized steel pipe Usage:

Delivery Steel Pipe: Low pressure liquid / water / gas / oil / line pipe,

                                 Fire sprinkler steel pipe,


Structure Steel Pipe: Construction / building materials steel pipe,

                                  Scaffolding pipe,

                                  Solar structure component steel pipe

                                  Fence post steel pipe

                                  Greenhouse frame steel pipe


Packaging & Shipping

mild carbon steel tube round hollow section pipe 


1. OD 219mm and below In hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles 
2. above OD 219mm in bulk or according to custom opinion 
3. 25 tons/container and 5 tons/size for a trial order; 
4. For 20" container the max length is 5.8m; 
5. For 40" container the max length is 11.8m.


steel pipe Packing.jpg


Company Information


Tianjin Youfa steel pipe group have been rated as top 500 enterprises of China in the same industry,and as top 500 manufacturing of china.In 2012, Youfa group was rank No.375 in top 500 enterprises of china,  and No.200 in top 500 manufacturing of china,and No.3 in top 100 private enterprises of Tianjin.

YouFa brand steel pipes have been successfully applied to Three George Project, Pudong International Airport, Capital International Airport, Beijing Olympic Stadium, Shanghai World Expo Exhibition Hall,Jiaozhou Bay Cross-sea Bridge, the tallest building in China-117 Building in Tianjin, Tian'anmen Parade Reviewing Stand, Shanghai Disneyland Park and other national priority projects.YouFa has been recognized as No.1 brand in the industry.

Production Capacity:

Totally 11 factories with 9000 employees.
62 ERW steel pipe production lines
40 hot dipped galvanized steel pipe production lines
31 square and rectangular steel pipe production lines
9 SSAW steel pipe production lines
25 steel-plastic complex steel pipe production lines
12 hot galvanized square/rectangular pipe production lines
3 national accredited laboratory with CNAS Certificates 
1 Tianjin government accreditd technology center


Why choose us ?

1. Experience: 20 years focus on quality,
2. Strength: The company that can produce 10 million tons welded pipe exclusively in the world. More than 12,600,000 tons and 190,000 tons (Annual production and export volume)
3. Professional teams slove all kinds of your problems,
4. Service: 24 hours services quickly reply during the whole business process and after business,
5. Quality: Reliable and World certified. We have two national CNAS certified laboratories, and cooperated with many big steel plate factories and retesting of raw materials, 
6. any size could be customized as per your required,
7. BV,ISO,SGS Certification,
8. free sample,
9. Delivery: Own factory in TianJin! We are near Tianjin port, also have own transport fleet, have the most convenient transport and prompt delivery,
10. OEM  


Production line:

production lines

Every year we attended exibition at home and abroad, visited customers and also have many customers visiting our factory.

youfa steel pipe show


Approved by Malaysia, Indonesia, Singapore, Philippines, Australia, Peru and UK.
We own CE certificate, UL certificate, CNAS, API 5L certificate, ISO9001/18001, FPC certificate.certificates

Our Services


1. Pre-Sales Service
*We can offer one free sample length 20 cm with freight collected, if you want to buy our products and take our price.

2. After-Sales Service
*Quality/Quantity Claims: The Buyer is entitled to make both quality and quantity claim in writing against the Seller within 90 days after arrival at the port of destination.

Strict Quality Control:

1) During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
2) National accredited laboratory with CNAS certificates
3) Acceptable inspection from third party appointed/paid by buyer, such as SGS, BV.

quality control



Q:Are you trading company or manufacture?
A:Both. Youfa Group has 4 production area in China.

Q:Can I have a trial order only for several tons?
A:We can ship the regular specifications with LCL service.

Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free, with the cost of freight paid by customer.
Q:Are you gold supplier and do trade assurance
A:YES. We have strong cooperation with SINOSURE.

Q:How long is your delivery time?
A:Generally it is 3-5 days if goods are in stock. or around 30days if the goods are not in stock and it is according to order requirement.

Q:What is your terms of payment?
A: Payment<=1000USD, 100% in advance.
Payment>=1000USD, 30% T/T in advance ,balance before shippment. Or L/C at sight (For big order, LC at 30-90days can be acceptable)